Stockholders' Equity Stockholders' Equity-Schedule of Compliance with Regulatory Capital Requirements (Details) - USD ($) $ in Thousands	Mar. 31, 2019	Mar. 31, 2018
Tier One Leverage Capital
Tier One Leverage Capital	$ 62,875	$ 67,742
Tier One Leverage Capital Individual Minimum Capital Requirement	52,525	60,022
Tier One Leverage Capital Required for Capital Adequacy	23,344	26,676
Excess Tier One Leverage Capital	$ 39,531	$ 41,066
Leverage Ratios
Tier One Leverage Capital to Average Assets	10.77%	10.16%
Tier One Leverage Capital IMCR to Average Assets	9.00%	9.00%
Tier One Leverage Capital Required for Capital Adequacy to Average Assets	4.00%	4.00%
Excess Tier One Leverage Capital to Average Assets	6.77%	6.16%
Common Equity Tier One Capital
Common Equity Tier One Capital	$ 62,875	$ 67,742
Common Equity Tier One Capital Required for Capital Adequacy	18,388	20,050
Excess Common Equity Tier 1 Capital	$ 44,487	$ 47,692
Common Equity Tier One Capital to Risk Weighted Assets	15.39%	15.20%
Common Equity Tier 1 Risk Based Capital minimum capital requirement	4.50%	4.50%
Excess Common Equity Tier 1 Capital percentage	10.89%	10.70%
Tier One Risk Based Capital
Tier One Risk Based Capital	$ 62,875	$ 67,742
Tier One Risk Based Capital Required for Capital Adequacy	24,518	26,733
Excess Tier One Risk Based Capital	38,357	41,009
Total Risk Based Capital
Total Risk Based Capital	67,766	73,082
Total Risk Based Capital IMCR	49,036	53,465
Total Risk Based Capital Required for Capital Adequacy	32,691	35,644
Excess Total Risk Based Capital	$ 35,075	$ 37,438
Risk Based Ratios
Tier One Risk Based Capital to Risk Weighted Assets	15.39%	15.20%
Tier One Risk Based Capital Required for Capital Adequacy to Risk Weighted Assets	6.00%	6.00%
Excess Tier One Risk Based Capital to Risk Weighted Assets	9.39%	9.20%
Total Risk Based Capital to Risk Weighted Assets	16.58%	16.40%
Total Risk Based Capital IMCR to Risk Weighted Assets	12.00%	12.00%
Total Risk Based Capital Required for Capital Adequacy to Risk Weighted Assets	8.00%	8.00%
Excess Total Risk Based Capital to Risk Weighted Assets	8.58%	8.40%

Common Equity Tier 1 Capital minimum capital requirement

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Tier 1 Leverage Capital as defined in the regulations. Also called Core Capital.

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Tier 1 Risk Based Capital as defined in the regulations.

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